Home / 58,871.20-81,240.64-33,722.24

Finding the Fourth Proportional to 58,871.20, 81,240.64 and 33,722.24

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Solution

The fourth proportional to 58,871.20, 81,240.64 and 33,722.24 is: 46,535.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,871.20 : 81,240.64 = 33,722.24 : x
  2. Step 2: Convert to fraction form
    58,871.20/81,240.64 = 33,722.24/x
  3. Step 3: Cross multiply
    58,871.20x = 81,240.64 × 33,722.24
  4. Step 4: Simplify right side
    58,871.20x = 2,739,616,359.83
  5. Step 5: Solve for x
    x = 2,739,616,359.83/58,871.20
  6. Step 6: Final answer
    x = 46,535.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.